var msg = "    欢迎来到网页特效世界，请多提意见。谢谢!                     " ;
var interval = 120
var spacelen = 120;
var space10=" ";
var seq=0;
function red_welcome()
{
len = msg.length;
window.status = msg.substring(0, seq+1);
seq++;
if ( seq >= len ) {
seq = 0;
window.status = '';
window.setTimeout("red_welcome();", interval );
}
else
window.setTimeout("red_welcome();", interval );
}

//检查是否为空
function red_check(obj,mesg)
{
if(obj.value=="")
  {mesg="您还没填写"+mesg+"哪！";
   alert(mesg);
   obj.focus();
   return false;

  }
else
 return true;
}

//检查邮件地址
function red_check_email(obj)
 { ch=obj.value;
  if((ch.indexOf("@")<1)||(ch.indexOf(".")<1))
     {
      alert("请检查您所输入的电子邮件地址是否正确！");
     obj.select();
     return false;
     }
  else return true;
}

//检验密码
function red_check_pwd(pwd1,pwd2)
 {
  if(pwd1.value!=pwd2.value)
     {
      alert("您两次所输入的密码不相同！");
     pwd2.select();
     }
}

var newWindow = null
function red_open(url)
{
        if (!newWindow||newWindow.closed)
        {
          newWindow = window.open(url,"red_vote","width=420,height=290,scrolling=no,left=300,top=50");
        }else
        {
          newWindow.focus();
        }
}

function red_addlogo(status)
  {
   if(status==1)
   {
    eval("document.all.logo.style.visibility='';");
   }
  else
   {
    eval("document.all.logo.style.visibility='hidden';");
   }
  }